Which set should you use?

You are defining a named set by using Multidimensional Expressions (MDX) in a sales cube.
The cube includes a Customer dimension that contains a Geography hierarchy and a
Gender attribute hierarchy.
You need to return only the female customers in the Geography hierarchy.
Which set should you use? (More than one answer choice may achieve the goal. Select the BEST answer.)

A.
Option A

B.
Option B

C.
Option C

D.
Option D